DynamoDB Basics
DynamoDB, EK, FULLY, MANAGED, NoSQL, DATABASE, hai — DATA, TABLES, mein, STORE, hota hai, LEKIN, RDS, ke, UNLIKE, HAR, ROW, ka, SCHEMA, DIFFERENT, ho, sakta hai. HAR, item, ki, EK, PRIMARY, KEY, hoti hai.
Provisioned, capacity, mein, TUM, PEHLE, se, READ/WRITE, CAPACITY, UNITS, DEFINE, karte, ho, (PREDICTABLE, workloads, ke, liye, CHEAPER). On-Demand, mein, AWS, AUTOMATICALLY, SCALE, karta hai.
aws dynamodb create-table --table-name Users --attribute-definitions AttributeName=UserId,AttributeType=S --key-schema AttributeName=UserId,KeyType=HASH --billing-mode PAY_PER_REQUEST- DynamoDB = fully managed NoSQL database, flexible schema
- Primary key se items uniquely identify hote hain
- On-Demand vs Provisioned capacity — traffic predictability ke hisaab se choose karo
DynamoDB, EK, FULLY, MANAGED, NoSQL, DATABASE, hai — DATA, TABLES, mein, STORE, hota hai, LEKIN, RDS, ke, UNLIKE, HAR, ROW, ka, SCHEMA, DIFFERENT, ho, sakta hai. HAR, item, ki, EK, PRIMARY, KEY, hoti hai (partition, key, + optional, sort, key).
Provisioned, capacity, mein, TUM, PEHLE, se, READ/WRITE, CAPACITY, UNITS, DEFINE, karte, ho, (PREDICTABLE, workloads, ke, liye, CHEAPER). On-Demand, mein, AWS, AUTOMATICALLY, TRAFFIC, ke, HISAAB, se, SCALE, karta hai (UNPREDICTABLE, workloads, ke, liye, BETTER).
aws dynamodb create-table --table-name Users --attribute-definitions AttributeName=UserId,AttributeType=S --key-schema AttributeName=UserId,KeyType=HASH --billing-mode PAY_PER_REQUEST